BenQ MS521, 3000 ANSI lumens, DLP, SVGA (800x600), 13000:1, 4:3, 863.6 - 7620 mm (34 - 300") BenQ MS521. Projector brightness: 3000 ANSI lumens, Projection technology: DLP, Projector native resolution: SVGA (800x600). Light source type: Lamp, Service life of light source: 4500 h, Service life of light source (economic mode): 10000 h. Focal length range: 22.08 - 24.28 mm, Aperture range (F-F): 2.5 - 2.7, Zoom ratio: 1.1:1. Analog signal format system: NTSC, PAL, SECAM, Supported graphics resolutions: 1600 x 1200 (UXGA), 640 x 480 (VGA), Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p. Serial interface type: RS-232, USB connector type: USB Type-B http://www.itreviews.com/benq-ms521/ A head-to-head competitor with the Editors’ Choice Epson EX3212 SVGA 3LCD Projector, the BenQ MS521 offers the same SVGA (800 by 600) resolution. It also offers some advantages over the Epson EX3212, notably an optical zoom and full support for 3D with so... The BenQ MS521 business projector offers a 3,000-lumen rating, SVGA (800 by 600) resolution, and a claimed 10,000-hour lamp life....